Home / 190,692.46-286,040.42-48,537.90

Finding the Fourth Proportional to 190,692.46, 286,040.42 and 48,537.90

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Solution

The fourth proportional to 190,692.46, 286,040.42 and 48,537.90 is: 72,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,692.46 : 286,040.42 = 48,537.90 : x
  2. Step 2: Convert to fraction form
    190,692.46/286,040.42 = 48,537.90/x
  3. Step 3: Cross multiply
    190,692.46x = 286,040.42 × 48,537.90
  4. Step 4: Simplify right side
    190,692.46x = 13,883,801,301.92
  5. Step 5: Solve for x
    x = 13,883,801,301.92/190,692.46
  6. Step 6: Final answer
    x = 72,807.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.